Infant’s eyesight development is not sound, the ability to distinguish colors is not strong, generally light colors are helpful to the development of infants, such as light green, light blue, light yellow, pink and other relatively mild colors, which can promote the development of infant’s eyes. Although the lighter colors are good for the development of the baby’s eyes, but need to avoid strong light directly to the eyes, such as light yellow lamp emits a strong light, although it is light yellow, but the baby looks directly at the eyes will also be very stimulating to the baby’s eyes, not conducive to the development of the baby’s eyes. Although the light color is helpful to the development of the infant’s eyes, but not to use the screen, will emit bright light lamps to educate infants for color discrimination, television and screen on the infant’s eye stimulation is very large, affecting the development of the infant’s eyesight. Because infants have blurred vision, infants like bright colors more, so medical checkups and vision checks are usually conducted using bright colors.